Footwear accessory



FIG. 1 is a perspective view from above illustrating the top and right side of a footwear accessory device;

FIG. 2 is an elevation view of the top of the footwear accessory of FIG. 1 ;

FIG. 3 is an elevation view of the bottom of the footwear accessory of FIG. 1 ;

FIG. 4 is an elevation view of the right side of the footwear accessory of FIG. 1 ;

FIG. 5 is an elevation view of the left side of the footwear accessory of FIG. 1 ;

FIG. 6 is a plan view of the front of the footwear accessory of FIG. 1 ; and,

FIG. 7 is a plan view of the back of the footwear accessory of FIG. 1 .

Where applicable, elements are shown in broken lines herein for illustrative purposes only, and form no part of the claimed design. 

CLAIM The ornamental design for a footwear accessory, as shown. 